Some features of the United States , WaldorfVirtual Phone numbers provided by us are:

Reliable voice services of the highest quality, with our infrastructure being housed in secure collocations.
Each Waldorf DID Number includes Unlimited number of calls, with no limit on the length of each call.
Each Waldorf Virtual Phone number is provided with two channels, allowing two concurrent incoming calls on the same number. Additional channels may be purchased if required. We also offer Unlimited channel Virtual Numbers starting $ 7.49/Month.
The call forwarding destination for a United States Virtual Number may be changed by you at any time via our Web services.
Call waiting and caller ID are supported on United States DID Number.
Hunt groups and ring groups are supported, allowing multiple destinations to be configured for a single United States DID Number.
Call records are stored and are made available to you on a secure basis.
Free customer care, 24 hours per day via Email and Web Ticketing.